aeubanks wrote:
still seeing Android errors
```
[275/404] Building C object
CMakeFiles/clang_rt.builtins-aarch64.dir/cpu_model/aarch64.c.o
FAILED: CMakeFiles/clang_rt.builtins-aarch64.dir/cpu_model/aarch64.c.o
/b/s/w/ir/cache/builder/src/third_party/llvm-build/Release+Asserts/./bin/clang
--target=aarch64-linux-android21
--sysroot=/b/s/w/ir/cache/builder/src/third_party/llvm-build-tools/debian_bullseye_amd64_sysroot
-DHAS_ASM_LSE -DVISIBILITY_HIDDEN
--sysroot=/b/s/w/ir/cache/builder/src/third_party/android_toolchain/ndk/toolchains/llvm/prebuilt/linux-x86_64/sysroot
--unwindlib=none -mbranch-protection=standard -O2 -g -DNDEBUG -fno-lto
-std=c11 -fPIC -fno-builtin -fvisibility=hidden -fomit-frame-pointer
-DCOMPILER_RT_HAS_FLOAT16 -MD -MT
CMakeFiles/clang_rt.builtins-aarch64.dir/cpu_model/aarch64.c.o -MF
CMakeFiles/clang_rt.builtins-aarch64.dir/cpu_model/aarch64.c.o.d -o
CMakeFiles/clang_rt.builtins-aarch64.dir/cpu_model/aarch64.c.o -c
/b/s/w/ir/cache/builder/src/third_party/llvm/compiler-rt/lib/builtins/cpu_model/aarch64.c
clang: warning: argument unused during compilation: '--unwindlib=none'
[-Wunused-command-line-argument]
In file included from
/b/s/w/ir/cache/builder/src/third_party/llvm/compiler-rt/lib/builtins/cpu_model/aarch64.c:41:
/b/s/w/ir/cache/builder/src/third_party/llvm/compiler-rt/lib/builtins/cpu_model/aarch64/lse_atomics/android.inc:6:3:
error: void function '__isExynos9810' should not return a value [-Wreturn-type]
6 | return __system_property_get("ro.arch", arch) > 0 &&
| ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
7 | strncmp(arch, "exynos9810", sizeof("exynos9810") - 1) == 0;
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/b/s/w/ir/cache/builder/src/third_party/llvm/compiler-rt/lib/builtins/cpu_model/aarch64/lse_atomics/android.inc:11:25:
error: call to undeclared function 'getauxval'; ISO C99 and later do not
support implicit function declarations [-Wimplicit-function-declaration]
11 | unsigned long hwcap = getauxval(AT_HWCAP);
| ^
/b/s/w/ir/cache/builder/src/third_party/llvm/compiler-rt/lib/builtins/cpu_model/aarch64/lse_atomics/android.inc:11:35:
error: use of undeclared identifier 'AT_HWCAP'
11 | unsigned long hwcap = getauxval(AT_HWCAP);
| ^
/b/s/w/ir/cache/builder/src/third_party/llvm/compiler-rt/lib/builtins/cpu_model/aarch64/lse_atomics/android.inc:12:27:
error: use of undeclared identifier 'HWCAP_ATOMICS'
12 | _Bool result = (hwcap & HWCAP_ATOMICS) != 0;
| ^
/b/s/w/ir/cache/builder/src/third_party/llvm/compiler-rt/lib/builtins/cpu_model/aarch64/lse_atomics/android.inc:23:5:
error: statement requires expression of scalar type ('void' invalid)
23 | if (__isExynos9810())
| ^ ~~~~~~~~~~~~~~~~
In file included from
/b/s/w/ir/cache/builder/src/third_party/llvm/compiler-rt/lib/builtins/cpu_model/aarch64.c:135:
In file included from
/b/s/w/ir/cache/builder/src/third_party/llvm/compiler-rt/lib/builtins/cpu_model/aarch64/fmv/mrs.inc:2:
/b/s/w/ir/cache/builder/src/third_party/android_toolchain/ndk/toolchains/llvm/prebuilt/linux-x86_64/sysroot/usr/include/sys/auxv.h:53:19:
error: conflicting types for 'getauxval'
53 | unsigned long int getauxval(unsigned long int __type)
__INTRODUCED_IN(18);
| ^
/b/s/w/ir/cache/builder/src/third_party/llvm/compiler-rt/lib/builtins/cpu_model/aarch64/lse_atomics/android.inc:11:25:
note: previous implicit declaration is here
11 | unsigned long hwcap = getauxval(AT_HWCAP);
| ^
In file included from
/b/s/w/ir/cache/builder/src/third_party/llvm/compiler-rt/lib/builtins/cpu_model/aarch64.c:136:
/b/s/w/ir/cache/builder/src/third_party/llvm/compiler-rt/lib/builtins/cpu_model/aarch64/fmv/android.inc:25:3:
error: statement requires expression of scalar type ('void' invalid)
25 | if (__isExynos9810())
| ^ ~~~~~~~~~~~~~~~~
7 errors generated.
```
https://github.com/llvm/llvm-project/pull/75635
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